VULNERABILITY INTELLIGENCE

CVE-2026-13722

CVSS score8.6 HIGH

EPSS probability0.33%

CISA KEVNot currently listed

Published2026-07-03

Last modified2026-10-25

Description

WatchGuard Fireware OS contains a firmware validation bypass when processing a backup image via the backup/restore feature. An authenticated administrator can exploit this vulnerability to install a tampered firmware image.